Trading volume on prediction markets has soared in recent months
Prediction market trading volume has risen from under $5 billion monthly in mid 2025 to nearly $24 billion in April 2026, with sports dominating.
Numbers, Facts and Trends Shaping Your World
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Federal workforce shrank 10% in Trump’s first year back in office
The federal workforce shrank by 10.3% in 2025, losing nearly 238,000 workers. Among major agencies, the Education Department and USAID had the steepest cuts.
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About 9% of U.S. births in 2023 were to unauthorized or temporary legal immigrant mothers
Generally, the trends in births to unauthorized immigrants follow the growth and decline of the unauthorized immigrant population.
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U.S. foreign aid is plunging in second Trump administration
U.S. foreign aid fell to its lowest inflation-adjusted level in over two decades in fiscal 2025, dropping to $47.3 billion — more than $24 billion less than the prior year.
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How we measured Americans’ engagement in public life
This piece explains how researchers measured Americans’ engagement in public life using multimode surveys, address-based sampling and cluster analysis.
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Southerners tend to be more religious than other U.S. adults – but less religious than they used to be
People who live in the American South continue to be more religious, on average, than residents of the Midwest, Northeast and West.
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Appendix: Categorizing state abortion laws
To categorize state laws on abortion, Center researchers referenced data from The New York Times. Data and classifications for each state are current as of March 9, 2026. Refer to the table below for more detail.
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Republicans, Democrats continue to differ sharply on voting access
About six-in-ten Americans support no-excuse early or absentee voting, but partisan divides remain, with GOP support falling sharply since 2018.
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What the data says about gun deaths in the U.S.
The number of gun deaths in the U.S. fell for the third consecutive year in 2024 but remained among the highest annual totals on record.
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Catholicism has lost people to religious switching in many countries, while Protestantism has gained in some
Within Christianity, religious switching has affected the two largest subgroups, Catholicism and Protestantism, differently.